{ "document": { "aggregate_severity": { "text": "CRITICAL" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright © Open-Xchange GmbH. All rights reserved.", "tlp": { "label": "GREEN", "url": "https://www.first.org/tlp/" } }, "lang": "en-US", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nd/4.0/). If you distribute this content, you must provide attribution to Open-Xchange GmbH and provide a link to the original. You may not distribute a modified version of this content.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "name": "Open-Xchange GmbH", "namespace": "https://open-xchange.com/" }, "references": [ { "category": "self", "summary": "Canonical CSAF document", "url": "https://documentation.open-xchange.com/dovecot/security/advisories/csaf/2026/oxdc-adv-2026-0003.json" }, { "category": "self", "summary": "Markdown representation", "url": "https://documentation.open-xchange.com/dovecot/security/advisories/md/2026/oxdc-adv-2026-0003.md" }, { "category": "self", "summary": "HTML representation", "url": "https://documentation.open-xchange.com/dovecot/security/advisories/html/2026/oxdc-adv-2026-0003.html" }, { "category": "self", "summary": "Plain-text representation", "url": "https://documentation.open-xchange.com/dovecot/security/advisories/txt/2026/oxdc-adv-2026-0003.txt" } ], "title": "OX Dovecot Security Advisory OXDC-ADV-2026-0003", "tracking": { "current_release_date": "2026-08-28T00:00:00+00:00", "generator": { "date": "2026-08-28T10:30:23+00:00", "engine": { "name": "OX CSAF", "version": "1.0.0" } }, "id": "OXDC-ADV-2026-0003", "initial_release_date": "2026-08-26T00:00:00+00:00", "revision_history": [ { "date": "2026-08-26T00:00:00+00:00", "number": "1", "summary": "Initial release" }, { "date": "2026-08-28T00:00:00+00:00", "number": "2", "summary": "Public release" }, { "date": "2026-08-28T00:00:00+00:00", "number": "3", "summary": "Public release" }, { "date": "2026-08-28T00:00:00+00:00", "number": "4", "summary": "Public release" } ], "status": "final", "version": "4" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:generic/>=2.3.0|<2.3.22.2", "product": { "name": "OX Dovecot Pro >=2.3.0 <2.3.22.2", "product_id": "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=3.0.0|<3.0.7", "product": { "name": "OX Dovecot Pro >=3.0.0 <3.0.7", "product_id": "OXDC-PRO_GE-3.0.0-LT-3.0.7", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=3.1.0|<3.1.6", "product": { "name": "OX Dovecot Pro >=3.1.0 <3.1.6", "product_id": "OXDC-PRO_GE-3.1.0-LT-3.1.6", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version", "name": "3.0.7", "product": { "name": "OX Dovecot Pro 3.0.7", "product_id": "OXDC-PRO_3.0.7", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:3.0.7:*:*:*:*:*:*:*" } } }, { "category": "product_version", "name": "2.3.22.2", "product": { "name": "OX Dovecot Pro 2.3.22.2", "product_id": "OXDC-PRO_2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:2.3.22.2:*:*:*:*:*:*:*" } } }, { "category": "product_version", "name": "3.1.6", "product": { "name": "OX Dovecot Pro 3.1.6", "product_id": "OXDC-PRO_3.1.6", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:3.1.6:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.0|<3.0.7", "product": { "name": "OX Dovecot Pro >=2.3.0 <3.0.7", "product_id": "OXDC-PRO_GE-2.3.0-LT-3.0.7", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.0|<3.1.6", "product": { "name": "OX Dovecot Pro >=2.3.0 <3.1.6", "product_id": "OXDC-PRO_GE-2.3.0-LT-3.1.6", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.11.2|<2.3.22.2", "product": { "name": "OX Dovecot Pro >=2.3.11.2 <2.3.22.2", "product_id": "OXDC-PRO_GE-2.3.11.2-LT-2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.4|<2.3.22.2", "product": { "name": "OX Dovecot Pro >=2.3.4 <2.3.22.2", "product_id": "OXDC-PRO_GE-2.3.4-LT-2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.15|<2.3.22.2", "product": { "name": "OX Dovecot Pro >=2.3.15 <2.3.22.2", "product_id": "OXDC-PRO_GE-2.3.15-LT-2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.13|<2.3.22.2", "product": { "name": "OX Dovecot Pro >=2.3.13 <2.3.22.2", "product_id": "OXDC-PRO_GE-2.3.13-LT-2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.11|<2.3.22.2", "product": { "name": "OX Dovecot Pro >=2.3.11 <2.3.22.2", "product_id": "OXDC-PRO_GE-2.3.11-LT-2.3.22.2", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "OX Dovecot Pro" }, { "branches": [ { "category": "product_version_range", "name": "vers:generic/>=2.3.0|<2.4.5", "product": { "name": "OX Dovecot CE >=2.3.0 <2.4.5", "product_id": "OXDC-CE_GE-2.3.0-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version", "name": "2.4.5", "product": { "name": "OX Dovecot CE 2.4.5", "product_id": "OXDC-CE_2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:2.4.5:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.4.3|<2.4.5", "product": { "name": "OX Dovecot CE >=2.4.3 <2.4.5", "product_id": "OXDC-CE_GE-2.4.3-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.11.2|<2.4.5", "product": { "name": "OX Dovecot CE >=2.3.11.2 <2.4.5", "product_id": "OXDC-CE_GE-2.3.11.2-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.4|<2.4.5", "product": { "name": "OX Dovecot CE >=2.3.4 <2.4.5", "product_id": "OXDC-CE_GE-2.3.4-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.15|<2.4.5", "product": { "name": "OX Dovecot CE >=2.3.15 <2.4.5", "product_id": "OXDC-CE_GE-2.3.15-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.13|<2.4.5", "product": { "name": "OX Dovecot CE >=2.3.13 <2.4.5", "product_id": "OXDC-CE_GE-2.3.13-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:generic/>=2.3.11|<2.4.5", "product": { "name": "OX Dovecot CE >=2.3.11 <2.4.5", "product_id": "OXDC-CE_GE-2.3.11-LT-2.4.5", "product_identification_helper": { "cpe": "cpe:2.3:a:open-xchange:dovecot:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "OX Dovecot CE" } ], "category": "vendor", "name": "Open-Xchange GmbH" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-33263", "cwe": { "id": "CWE-403", "name": "Exposure of File Descriptor to Unintended Control Sphere ('File Descriptor Leak')" }, "discovery_date": "2025-11-25T11:26:46+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8476" } ], "notes": [ { "category": "description", "text": "When mail_max_userip_connections is set (default 10) and reached, submission-login can crash with epoll() panic caused by file descriptor handling issues." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Limit the number of connections handled by single submission-login process. This has a performance impact though. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "If running in high-security mode (default for community releases), only the new submission connection gets terminated. If running in high-performance mode (default for Pro releases), all connections handled by the submission-login process will be terminated. The crashes can cause failure for user to send a message, or it can cause duplicate messages to be sent. If TLS is not used (in the backend server processing the submission), duplicate deliveries cannot happen, because the crash can only happen at AUTH stage." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "submission-login: Panic when mail_max_userip_connections is reached: Panic: epoll_ctl(del, 8) failed: Bad file descriptor" }, { "acknowledgments": [ { "names": [ "ylwango613@yeswehack" ] } ], "cve": "CVE-2026-33607", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-03-11T06:24:37+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8874" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can use IMAP LIST command to consume CPU." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Monitor system for abnormal CPU usage and kill the offending process and lock account. Alternatively install fixed version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "This can cause degradation or denial of service for IMAP." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "Dovecot IMAP LIST match_sub() Exponential Backtracking — CPU Denial of Service" }, { "cve": "CVE-2026-27852", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-03-13T11:03:53+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8884" } ], "notes": [ { "category": "description", "text": "An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The message is still delivered, but reading it over IMAP can exhaust the memory limit of the process and terminate it, causing denial of service for the affected user." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "DoS by sending mail with bad header" }, { "acknowledgments": [ { "names": [ "thanos_haruki@yeswehack" ] } ], "cve": "CVE-2026-33606", "cwe": { "id": "CWE-93", "name": "Improper Neutralization of CRLF Sequences ('CRLF Injection')" }, "discovery_date": "2026-03-24T09:57:54+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8941" } ], "notes": [ { "category": "description", "text": "Mail content stored by a user can be crafted so that it is interpreted as dsync protocol commands when an administrator later runs dsync with the stream protocol, for example during a migration." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Avoid running dsync with the stream protocol on mailboxes with untrusted content. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "Injected commands can modify mailbox state on the destination during migration or replication, including internal mailbox attributes that a user should not be able to set directly. It can also cause dsync errors." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "dsync: Mail content can cause dsync protocol injection" }, { "acknowledgments": [ { "names": [ "heckintosh@yeswehack" ] } ], "cve": "CVE-2026-33604", "cwe": { "id": "CWE-655", "name": "Insufficient Psychological Acceptability" }, "discovery_date": "2026-03-24T12:49:23+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8947" } ], "notes": [ { "category": "description", "text": "An attacker that can get Dovecot to relay a message, for example through Sieve redirect or submission relay, can use a crafted line ending in the message body to bypass the outbound protection that prevents message content from being interpreted as SMTP commands." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Where you control the receiving mail servers, ensure they reject bare carriage returns in message data. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "A downstream mail server that hasn't yet fixed the SMTP smuggling vulnerability can be tricked into treating part of the message body as new SMTP commands, allowing injection of spoofed email. This is the same vulnerability class as CVE-2023-51764 and CVE-2023-51766." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "SMTP Smuggling via Missing Dot-Stuffing After Bare Carriage Return" }, { "acknowledgments": [ { "names": [ "djvirus@yeswehack" ] } ], "cve": "CVE-2026-40014", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-03-24T13:03:20+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8949" } ], "notes": [ { "category": "description", "text": "An attacker that can send mail to a user can craft a message header that makes the IMAP THREAD command consume CPU disproportionate to the size of the message." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Monitor system for abnormal CPU usage, kill the offending process and remove the offending message from the affected mailbox. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "When a mail client issues a THREAD command on the affected mailbox, this can cause degradation or denial of service for IMAP." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "IMAP THREAD REFERENCES O(N²) CPU DoS via Crafted References Header (index-thread-links.c)" }, { "acknowledgments": [ { "names": [ "ilyar@yeswehack" ] } ], "cve": "CVE-2026-40013", "cwe": { "id": "CWE-124", "name": "Buffer Underwrite ('Buffer Underflow')" }, "discovery_date": "2026-04-02T11:49:10+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8991" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can submit a Sieve script containing an extreme numeric literal, which causes an out-of-bounds write when the ManageSieve service compiles the script." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Disable the ManageSieve service if users do not need remote Sieve script management. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "This causes memory corruption and an observed crash of the ManageSieve process, resulting in denial of service for script management. This might be able to be used for remote code execution." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "pigeonhole: Stack Buffer Underflow in Pigeonhole ManageSieve CHECKSCRIPT/PUTSCRIPT" }, { "acknowledgments": [ { "names": [ "ilyar@yeswehack" ] } ], "cve": "CVE-2026-33605", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-04-02T16:19:58+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-8994" } ], "notes": [ { "category": "description", "text": "An unauthenticated attacker can crash the ManageSieve login process by sending a small malformed command before authenticating." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Restrict network access to the ManageSieve service to trusted clients. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "If running in high-security mode (default for community releases), only the attacker's own connection is terminated. If running in high-performance mode (default for Pro releases), all connections handled by the same managesieve-login process are terminated. Repeating the attack can cause denial of service for Sieve script management." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "managesieve-login: Pre-auth crash" }, { "acknowledgments": [ { "names": [ "tipsennn@yeswehack" ] } ], "cve": "CVE-2026-40018", "cwe": { "id": "CWE-89", "name": "Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')" }, "discovery_date": "2026-04-08T09:27:20+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9039" } ], "notes": [ { "category": "description", "text": null } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": null, "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": null }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "MySQL multi-byte escaping wrong" }, { "acknowledgments": [ { "names": [ "ilyar@yeswehack" ] } ], "cve": "CVE-2026-40019", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-04-08T09:47:11+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9041" } ], "notes": [ { "category": "description", "text": "An unauthenticated attacker can send a truncated quoted argument to the ManageSieve login process, which makes it spin in an infinite loop consuming CPU." } ], "product_status": { "first_fixed": [ "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-CE_GE-2.4.3-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Monitor system for abnormal CPU usage and kill the offending process. Restrict network access to the ManageSieve service to trusted clients. Update to non-vulnerable version.", "product_ids": [ "OXDC-CE_GE-2.4.3-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-CE_GE-2.4.3-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "This can cause degradation or denial of service for Sieve script management, and repeated connections can consume all available CPU on the server." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "v2.4.3 regression: managesieve-login pre-auth infinite loop" }, { "acknowledgments": [ { "names": [ "tipsennn@yeswehack" ] } ], "cve": "CVE-2026-40015", "cwe": { "id": "CWE-125", "name": "Out-of-bounds Read" }, "discovery_date": "2026-04-08T12:24:48+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9046" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can open many connections to the imap-hibernate service and send invalid commands, which can intermittently cause an out-of-bounds read and crash the process." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Disable IMAP hibernation. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The crash interrupts hibernated IMAP sessions handled by the affected process, which can cause degradation of service for IMAP." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "imap-hibernate can be crashed" }, { "acknowledgments": [ { "names": [ "djvirus@yeswehack" ] } ], "cve": "CVE-2026-40017", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-04-08T12:30:05+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9047" } ], "notes": [ { "category": "description", "text": "An attacker that can send mail to a user can craft a message header whose values are chosen to collide in an internal hash table, which makes the IMAP THREAD command consume CPU disproportionate to the size of the message. This is a separate issue from CVE-2026-40014 and is not addressed by that fix." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Monitor system for abnormal CPU usage, kill the offending process and remove the offending message from the affected mailbox. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "Whenever a mail client issues a THREAD command on the affected mailbox, this can cause degradation or denial of service for IMAP." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "IMAP THREAD O(M³) CPU DoS via CRC32 Hash Collision in strmap (mail-index-strmap.c / hash2.c)" }, { "acknowledgments": [ { "names": [ "ilhamaf@yeswehack" ] } ], "cve": "CVE-2026-40203", "cwe": { "id": "CWE-200", "name": "Exposure of Sensitive Information to an Unauthorized Actor" }, "discovery_date": "2026-04-12T21:29:35+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9066" } ], "notes": [ { "category": "description", "text": "When IMAP compression is enabled, the same compression state is reused across responses in a session, so response sizes depend on both attacker-supplied mail and other mail in the same mailbox." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Disable IMAP compression. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "An attacker that can send mail to a user and can also observe the sizes of that user's IMAP traffic can confirm whether the body of a small message matches a guessed text. Recovery of arbitrary unknown content was not demonstrated, but the attack can disclose whether a secret-like message body matches a candidate." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "IMAP Compression Can Reveal Whether a Small Synced Email Body Matches Sender-Chosen Text" }, { "acknowledgments": [ { "names": [ "ilyar@yeswehack" ] } ], "cve": "CVE-2026-42007", "cwe": { "id": "CWE-416", "name": "Use After Free" }, "discovery_date": "2026-04-14T10:53:37+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9070" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can use a Sieve script with the editheader extension to trigger a use-after-free in the mail editing code, and to write memory contents beyond the intended buffer into the delivered mail." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Disable the Sieve editheader extension. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "This causes memory leak and opportunity to do memory corruption during mail delivery, which can crash the delivery process and may allow execution of arbitrary code in the context of that process." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "Sieve editheader RCE" }, { "acknowledgments": [ { "names": [ "ilhamaf@yeswehack" ] } ], "cve": "CVE-2026-40204", "cwe": { "id": "CWE-284", "name": "Improper Access Control" }, "discovery_date": "2026-04-22T12:41:11+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9099" } ], "notes": [ { "category": "description", "text": null } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": null, "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": null }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "acl: lda_mailbox_autocreate can bypass acl restrictions" }, { "acknowledgments": [ { "names": [ "Noobosaurus@yeswehack" ] } ], "cve": "CVE-2026-40205", "cwe": { "id": "CWE-287", "name": "Improper Authentication" }, "discovery_date": "2026-04-23T08:10:42+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9106" } ], "notes": [ { "category": "description", "text": "An attacker that holds an OAuth2 token granting only part of the required scopes can authenticate, because when more than one scope is required in the configuration, the remote token validation paths accept a token that carries only one of them, while the local token validation path correctly requires all of them." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.11.2-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.11.2-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Use local token validation where tokens can be validated locally. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.11.2-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.11.2-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.11.2-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.11.2-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The configured authorization policy is not enforced, so a token that was granted only part of the required permissions is accepted where it should have been rejected." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "OAuth2 passdb scope enforcement bypass via OR semantics in remote validation path" }, { "cve": "CVE-2026-42008", "cwe": { "id": "CWE-287", "name": "Improper Authentication" }, "discovery_date": "2026-04-23T10:36:23+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9109" } ], "notes": [ { "category": "description", "text": "Forwarding information received from a host listed as a trusted proxy is not kept separate from Dovecot's own authentication fields, so a value sent by that host can be injected as an internal authentication field." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.4-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.4-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Restrict the list of trusted proxy networks to hosts that are fully under your control. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.4-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.4-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.4-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.4-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "Any host permitted to act as a trusted proxy can authenticate as any user without knowing that user's password. This affects deployments whose password database honours a field that permits authentication without a password. Deployments that do not configure trusted proxies are not affected." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "XCLIENT FORWARD= bare token not namespaced, allows nopassword injection via trusted proxy" }, { "acknowledgments": [ { "names": [ "ilhamaf@yeswehack" ] } ], "cve": "CVE-2026-42395", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-04-27T21:20:56+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9142" } ], "notes": [ { "category": "description", "text": "A host listed as a trusted proxy can send forwarding information containing a NUL byte, which crashes the login process on the following login attempt." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Restrict the list of trusted proxy networks to hosts that are fully under your control. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The login process is terminated, which can cause degradation or denial of service for logins. Deployments that do not configure trusted proxies are not affected." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "Single NUL-Byte XCLIENT FORWARD Payload Crashes" }, { "acknowledgments": [ { "names": [ "D4RKCYPH3R@yeswehack" ] } ], "cve": "CVE-2026-42393", "cwe": { "id": "CWE-200", "name": "Exposure of Sensitive Information to an Unauthorized Actor" }, "discovery_date": "2026-04-27T22:45:34+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9148" } ], "notes": [ { "category": "description", "text": "The comparison used for the doveadm password and API key is not fully timing safe and can reveal the length of the configured secret." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Restrict network access to the doveadm service to trusted clients. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "An attacker with access to the same network as the doveadm service, able to make repeated requests and measure response timing accurately, can learn the length of the secret, which reduces the effort needed to guess it. The secret value itself is not disclosed." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "doveadm_password or api key length can still be leaked with timing comparisons" }, { "cve": "CVE-2026-52681", "cwe": { "id": "CWE-1050", "name": "Excessive Platform Resource Consumption within a Loop" }, "discovery_date": "2026-05-05T16:14:47+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9223" } ], "notes": [ { "category": "description", "text": "Sieve CPU resource usage is tracked in the compiled script, so an attacker that has valid credentials can reset the accounting by repeatedly changing the active script. Compiled script files are also not removed when a script is deleted or renamed." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.15-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.15-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Monitor system for abnormal CPU usage and disk consumption. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.15-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.15-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.15-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.15-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The configured Sieve CPU limit can be bypassed, allowing sustained CPU consumption, and the leftover files increase disk consumption. Both can cause degradation of service for mail delivery." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "Sieve resource usage tracking lost when active script changes" }, { "acknowledgments": [ { "names": [ "djvirus@yeswehack" ] } ], "cve": "CVE-2026-42392", "cwe": { "id": "CWE-200", "name": "Exposure of Sensitive Information to an Unauthorized Actor" }, "discovery_date": "2026-05-06T14:57:38+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9230" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Disable the IMAP URLAUTH functionality. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "Process memory contents can be disclosed to the client, which may include sensitive data." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "imap-urlauth leaks memory into user-visible error messages" }, { "cve": "CVE-2026-73208", "cwe": { "id": "CWE-287", "name": "Improper Authentication" }, "discovery_date": "2026-05-28T07:09:11+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9309" } ], "notes": [ { "category": "description", "text": "An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim does not describe what a token is allowed to do." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.13-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.13-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Ensure the identity provider issues a scope claim for all tokens used with Dovecot, and that configured scope names do not match audience values. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.13-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.13-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.13-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.13-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "A token that grants no relevant permissions can be accepted because its intended recipient value happens to match a configured scope name, granting access that should have been denied. It also hides an identity provider misconfiguration where scopes are not being issued at all." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "auth: db-oauth2: aud claim used as fallback for missing scope claim" }, { "cve": "CVE-2026-73209", "cwe": { "id": "CWE-674", "name": "Uncontrolled Recursion" }, "discovery_date": "2026-06-10T11:25:33+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9401" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can send crafted compressed data that causes the affected process to exhaust its stack and crash." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The affected process is terminated, which can cause degradation or denial of service for IMAP." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "imap-login crash: Self-recursion on zero-output decompress chunks" }, { "cve": "CVE-2026-42391", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-07-04T20:16:34+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9529" } ], "notes": [ { "category": "description", "text": "An unauthenticated attacker can send an IMAP ID command with a very large number of parameters before logging in, which causes memory and CPU usage to grow disproportionately." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Limit the number of connections handled by a single imap-login process. This has a performance impact though. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.0-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.0-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The login process can be terminated by the out-of-memory handling, which also terminates all other connections handled by the same process. This can cause degradation or denial of service for IMAP logins." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "imap: Pre-login memory/CPU growth with ID command" }, { "cve": "CVE-2026-52687", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2026-07-04T21:57:40+00:00", "ids": [ { "system_name": "JIRA OX Bug", "text": "DOV-9530" } ], "notes": [ { "category": "description", "text": "An attacker that has valid credentials can select a compression algorithm for the IMAP connection whose decompression state requires a large amount of memory, and open several such connections." } ], "product_status": { "first_fixed": [ "OXDC-PRO_3.0.7", "OXDC-PRO_2.3.22.2", "OXDC-PRO_3.1.6", "OXDC-CE_2.4.5" ], "known_affected": [ "OXDC-PRO_GE-2.3.11-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.11-LT-2.4.5" ] }, "remediations": [ { "category": "vendor_fix", "date": "2026-08-26T00:00:00+00:00", "details": "Disable IMAP compression. Alternatively limit the number of connections handled by a single imap-login process, though this has a performance impact. Update to non-vulnerable version.", "product_ids": [ "OXDC-PRO_GE-2.3.11-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.11-LT-2.4.5" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "OXDC-PRO_GE-2.3.11-LT-2.3.22.2", "OXDC-PRO_GE-3.0.0-LT-3.0.7", "OXDC-PRO_GE-3.1.0-LT-3.1.6", "OXDC-CE_GE-2.3.11-LT-2.4.5" ] } ], "threats": [ { "category": "impact", "details": "The memory limit of the process is reached with only a few connections, terminating the process and all connections it handles, which can cause degradation or denial of service for IMAP." }, { "category": "exploit_status", "details": "No publicly available exploits are known." } ], "title": "IMAP: COMPRESS ZSTD can cause excessive memory usage" } ] }